CN213950750U - On-line automatic detection system for safe operation of chelate resin tower - Google Patents
On-line automatic detection system for safe operation of chelate resin tower Download PDFInfo
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- CN213950750U CN213950750U CN202022975159.9U CN202022975159U CN213950750U CN 213950750 U CN213950750 U CN 213950750U CN 202022975159 U CN202022975159 U CN 202022975159U CN 213950750 U CN213950750 U CN 213950750U
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Abstract
The utility model discloses an online automatic check out system of chelate resin tower safe operation, including the salt water house steward, the resin tower, the smart brine jar, retrieve the salt basin, the salt water house steward is connected with the resin tower and carries the salt solution for the resin tower, be provided with salt water house steward control valve on the salt water house steward, the bottom of resin tower all is provided with the salt solution discharge pipe, all be provided with calcium magnesium on-line monitoring appearance and first control valve on the salt solution discharge pipe below the resin tower, the salt solution discharge pipe is connected with the smart brine union coupling that sets up, be provided with smart brine pipe control valve on the smart brine pipe, the rear end that lies in calcium magnesium on-line monitoring appearance on the salt solution discharge pipe sets up and is connected with waste brine pipe, be provided with the second control valve on the connecting pipe. In actual use, the indexes of calcium and magnesium in secondary brine are timely and effectively guaranteed to be qualified through online monitoring of the instrument, the change condition of the brine quality at the outlet of the resin tower can be timely reflected, unqualified brine is timely conveyed to the brine recycling tank through the arranged interlocking control system, and the influence on an electrolytic tank is prevented.
Description
Technical Field
The utility model relates to an equipment technical field is prepared to ionic membrane caustic soda, concretely relates to online automatic check out system of chelate resin tower safe operation.
Background
The resin tower system of the secondary brine system of the electrolysis device in the chlor-alkali plant is a device for absorbing calcium and magnesium ions, the content of the magnesium ions in brine is a key control index of the brine system, and the performance of an ion membrane of an electrolysis bath is greatly influenced. At present, the content analysis of calcium and magnesium in brine at the outlet of a resin tower can be fed back to a production system after manual sampling and analysis, index change cannot be reflected in time, regulation and control cannot be performed in time, a monitoring blind area exists, and if calcium and magnesium ions of brine treated by the resin tower exceed control indexes, serious influence can be caused on the production of a subsequent electrolytic cell, and accidents such as reduction of ionic membrane performance or damage to the ionic membrane can be caused.
At present, the phenomenon that the content of calcium and magnesium ions exceeds the standard in different degrees for many times has occurred in the actual production, and the calcium and magnesium ions and the sodium hydroxide which is the cathode electrolysis product are subjected to chemical reaction in the electrolysis process to generate calcium hydroxide and magnesium hydroxide precipitates, so that not only is the generated alkali consumed, but also the precipitates can block the pores of an ionic membrane of an electrolytic cell, reduce the permeability of the ionic membrane, cause the reduction of current efficiency, and cause the serious unrecoverable influence on the ionic membrane.
SUMMERY OF THE UTILITY MODEL
The utility model discloses problem to prior art exists, an online automatic check out system of chelate resin tower safe operation is provided, can in time reflect the situation of change of brine quality in resin tower exit during its application, interlocking control system through setting is in time carried unqualified brine to retrieving the brine groove, prevent to cause the influence to the electrolysis trough, the setting of this system reduces the injury of abnormal conditions to the ionic membrane, good operation for the ionic membrane provides qualified brine, can stabilize production system process index, avoid the undulant influence that causes the system of index, can avoid the refining agent waste that the excessive alkali volume caused again, and the production cost is saved.
The utility model discloses a following technical scheme realizes:
an on-line automatic detection system for safe operation of a chelating resin tower comprises a brine main pipe, a first resin tower, a second resin tower, a third resin tower, a refined brine tank and a recycled brine tank, wherein the brine main pipe is connected with the first resin tower, the second resin tower and the third resin tower and used for conveying brine for the first resin tower, the second resin tower and the third resin tower, a brine main pipe control valve is arranged on the brine main pipe, a first connecting pipe is arranged between the first resin tower and the second resin tower, a second connecting pipe is arranged between the second resin tower and the third resin tower, a third connecting pipe is arranged between the third resin tower and the first resin tower, brine discharge pipes are arranged at the bottoms of the first resin tower, the second resin tower and the third resin tower, and the first connecting pipe, the second connecting pipe and the third connecting pipe are respectively connected with brine discharge pipes below the corresponding resin towers, every resin tower below all be provided with calcium magnesium on-line monitoring appearance and first control valve on the salt solution discharge pipe, the salt solution discharge pipe is connected with the smart salt solution union coupling that sets up, be provided with smart salt solution pipe control valve on the smart salt solution pipe, smart salt solution pipe is connected with the smart salt solution jar, it is connected with waste salt water pipe to lie in calcium magnesium on-line monitoring appearance and the rear end setting of first control valve on the salt solution discharge pipe, waste salt water pipe and the recovery salt water pipe connection of setting, be provided with the connecting pipe between waste salt water pipe and the recovery salt water pipeline, be provided with the second control valve on the connecting pipe, recovery salt water pipe and recovery salt water tank are connected.
Furthermore, the on-line automatic detection system for the safe operation of the chelating resin tower is characterized in that flow control valves are arranged on connecting pipes among the first resin tower, the second resin tower, the third resin tower and the brine main pipe.
Further, a chelating resin tower safe operation on-line automatic check out system, calcium magnesium on-line monitoring appearance, first control valve, second control valve, salt water main pipe control valve, refined salt water pipe control valve are connected with the automatic control device electricity that the outside set up, the data that calcium magnesium on-line monitoring appearance surveyed are uploaded to automatic control device by the data line, first control valve, second control valve, salt water main pipe control valve, refined salt water pipe control valve set up to electric control valve or pneumatic control valve and by the switch of automatic control device control valve.
Further, an online automatic check out system of chelate resin tower safe operation, the automatic control device that outside set up is uploaded to the measured data value of calcium magnesium on-line monitoring appearance, be provided with the alarm value of calcium magnesium on-line monitoring appearance monitoring data in the automatic control device, calcium magnesium on-line monitoring appearance and first control valve, second control valve, salt water main pipe control valve, smart salt water pipe control valve interlocking control, when calcium magnesium on-line monitoring appearance monitoring data surpassed alarm value, first control valve of automatic control device interlocking control, second control valve, salt water main pipe control valve, smart salt water pipe control valve carried out relevant switch action, carried unqualified salt water to retrieve the salt water tank or carried unqualified salt water to next resin tower and carried out further processing.
To sum up, the utility model discloses a following beneficial effect:
the utility model relates to an online automatic check out system of chelate resin tower safe operation, calcium magnesium index is qualified in time regulating and control effectively and guaranteeing secondary salt solution through the on-line monitoring of instrument, can in time reflect the change condition of resin tower exit brine quality, interlock control system through setting up in time carries unqualified brine to retrieving the salt solution groove, prevent to cause the influence to the electrolysis trough, the setting of this system reduces the injury of abnormal conditions to the ionic membrane, provide qualified salt solution for the good operation of ionic membrane, can stabilize production system technology index, avoid the influence that the index is undulant to cause the system, can avoid the refining agent waste that the too high alkali volume caused again, and the production cost is saved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
fig. 1 is a schematic structural diagram of the present invention.
Reference numbers and corresponding part names in the drawings:
1-a brine main pipe, 2-a first resin tower, 3-a second resin tower, 4-a third resin tower, 5-a refined brine tank, 6-a recovered brine tank, 7-a brine main pipe control valve, 8-a first connecting pipe, 9-a second connecting pipe, 10-a third connecting pipe, 11-a calcium and magnesium online monitor, 12-a first control valve, 13-a refined brine pipe, 14-a refined brine pipe control valve, 15-a waste brine pipe, 16-a connecting pipe, 17-a second control valve, 18-a recovered brine pipe and 19-a brine discharge pipe.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.
Examples
As shown in fig. 1, an on-line automatic detection system for safe operation of a chelating resin tower comprises a brine main pipe 1, a first resin tower 2, a second resin tower 3, a third resin tower 4, a refined brine tank 5 and a recycled brine tank 6, wherein the brine main pipe 1 is connected with the first resin tower 2, the second resin tower 3 and the third resin tower 4 and used for conveying brine for the first resin tower 2, the second resin tower 3 and the third resin tower 4, a brine main pipe control valve 7 is arranged on the brine main pipe 1, a first connecting pipe 8 is arranged between the first resin tower 2 and the second resin tower 3, a second connecting pipe 9 is arranged between the second resin tower 3 and the third resin tower 4, a third connecting pipe 10 is arranged between the third resin tower 4 and the first resin tower 2, brine discharge pipes 19 are arranged at the bottoms of the first resin tower 2, the second resin tower 3 and the third resin tower 4, the first connecting pipe 8, the second connecting pipe 9 and the third connecting pipe 10 are respectively connected with a saline water discharge pipe 19 below the corresponding resin tower, the saline water discharge pipe 19 below each resin tower is provided with a calcium-magnesium online monitor 11 and a first control valve 12, the saline water discharge pipe 19 is connected with a provided refined saline water pipe 13, the refined saline water pipe 13 is provided with a refined saline water pipe control valve 14, the refined brine pipe 13 is connected with the refined brine tank 5, a waste brine pipe 15 is arranged and connected on the brine discharge pipe 19 at the rear ends of the calcium magnesium on-line monitor 11 and the first control valve 12, the waste brine pipe 15 is connected with a recovery brine pipe 18, a connection pipe 16 is arranged between the waste brine pipe 15 and the recovery brine pipe 18, the connecting pipe 16 is provided with a second control valve 17, and the recovered brine pipe 18 is connected with the recovered brine tank 6.
Specifically, flow control valves are arranged on connecting pipes between the first resin tower 2, the second resin tower 3, the third resin tower 4 and the brine main pipe 1.
Specifically, the calcium magnesium online monitor 11, the first control valve 12, the second control valve 17, the main brine pipe control valve 7 and the refined brine pipe control valve 14 are electrically connected with an automatic control device arranged outside, data measured by the calcium magnesium online monitor 11 are uploaded to the automatic control device through a data line, and the first control valve 12, the second control valve 17, the main brine pipe control valve 7 and the refined brine pipe control valve 14 are set to be electric control valves or pneumatic control valves and are controlled to be opened and closed through the automatic control device.
Specifically, the automatic control device that the outside set up is uploaded to the data value that calcium magnesium on-line monitoring appearance 11 measured, be provided with the alarm value of calcium magnesium on-line monitoring appearance 11 monitoring data in the automatic control device, calcium magnesium on-line monitoring appearance 11 and first control valve 12, second control valve 17, salt water main control valve 7, smart salt water pipe control valve 14 interlocking control, when calcium magnesium on-line monitoring appearance 11 monitoring data surpassed alarm value, the first control valve 12 of automatic control device interlocking control, second control valve 17, salt water main control valve 7, smart salt water pipe control valve 14 carried out relevant switch action.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (4)
1. An on-line automatic detection system for safe operation of a chelating resin tower comprises a brine main pipe (1), a first resin tower (2), a second resin tower (3), a third resin tower (4), a refined brine tank (5) and a recycled brine tank (6), and is characterized in that the brine main pipe (1) is connected with the first resin tower (2), the second resin tower (3) and the third resin tower (4) and used for conveying brine for the first resin tower (2), the second resin tower (3) and the third resin tower (4), a brine main pipe control valve (7) is arranged on the brine main pipe (1), a first connecting pipe (8) is arranged between the first resin tower (2) and the second resin tower (3), a second connecting pipe (9) is arranged between the second resin tower (3) and the third resin tower (4), a third connecting pipe (10) is arranged between the third resin tower (4) and the first resin tower (2), the bottom of the first resin tower (2), the bottom of the second resin tower (3) and the bottom of the third resin tower (4) are respectively provided with a brine discharge pipe (19), the first connecting pipe (8), the second connecting pipe (9) and the third connecting pipe (10) are respectively connected with the brine discharge pipe (19) below the corresponding resin tower, the brine discharge pipe (19) below each resin tower is provided with a calcium and magnesium online monitor (11) and a first control valve (12), the brine discharge pipe (19) is connected with a set refined brine pipe (13), the refined brine pipe (13) is provided with a refined brine pipe control valve (14), the refined brine pipe (13) is connected with a refined brine tank (5), the brine discharge pipe (19) is positioned at the rear ends of the calcium and magnesium online monitor (11) and the first control valve (12) and is connected with a waste brine pipe (15), the waste brine pipe (15) is connected with a set recycled brine pipe (18), a connecting pipe (16) is arranged between the waste brine pipe (15) and the recovered brine pipe (18), a second control valve (17) is arranged on the connecting pipe (16), and the recovered brine pipe (18) is connected with the recovered brine tank (6).
2. The on-line automatic detection system for the safe operation of the chelating resin tower as claimed in claim 1, wherein flow control valves are arranged on the connecting pipes between the first resin tower (2), the second resin tower (3), the third resin tower (4) and the brine main (1).
3. The chelating resin tower safe operation on-line automatic detection system as claimed in claim 1, characterized in that the calcium magnesium on-line monitor (11), the first control valve (12), the second control valve (17), the brine main control valve (7), and the refined brine pipe control valve (14) are electrically connected with an automatic control device arranged outside, data measured by the calcium magnesium on-line monitor (11) are uploaded to the automatic control device by a data line, and the first control valve (12), the second control valve (17), the brine main control valve (7), and the refined brine pipe control valve (14) are arranged as an electric control valve or a pneumatic control valve and are controlled to be opened or closed by the automatic control device.
4. The system for the on-line automatic detection of the safe operation of the chelating resin tower as recited in claim 1, wherein a data value measured by the calcium magnesium on-line monitor (11) is uploaded to an externally arranged automatic control device, an alarm value of the data monitored by the calcium magnesium on-line monitor (11) is arranged in the automatic control device, the calcium magnesium on-line monitor (11) is controlled in an interlocking manner with the first control valve (12), the second control valve (17), the main brine pipe control valve (7) and the fine brine pipe control valve (14), and when the data monitored by the calcium magnesium on-line monitor (11) exceeds the alarm value, the automatic control device controls the first control valve (12), the second control valve (17), the main brine pipe control valve (7) and the fine brine pipe control valve (14) in an interlocking manner to perform related switching actions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022975159.9U CN213950750U (en) | 2020-12-07 | 2020-12-07 | On-line automatic detection system for safe operation of chelate resin tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022975159.9U CN213950750U (en) | 2020-12-07 | 2020-12-07 | On-line automatic detection system for safe operation of chelate resin tower |
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| Publication Number | Publication Date |
|---|---|
| CN213950750U true CN213950750U (en) | 2021-08-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022975159.9U Active CN213950750U (en) | 2020-12-07 | 2020-12-07 | On-line automatic detection system for safe operation of chelate resin tower |
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|---|---|
| CN (1) | CN213950750U (en) |
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2020
- 2020-12-07 CN CN202022975159.9U patent/CN213950750U/en active Active
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